2020-12-30 02:54:59UT (2020-12-30 11:54:59JST)  Solar Science Observatory NAOJ

P= +2.86, B0=-2.80, L0=304.83, radius=976.6"
obs radius= 976.4 (pixel), p_thresh=-0.040, u_thresh=-0.200

     ***** Observed Sunspot Parameters *****
     --------------------------------------------------------------------------
                                       10^-6 disk 10^-6 hemis. -10^-6 B_t Group
      No. p/u    position       cos(t)    ap_area    co_area    darkness    id
     --------------------------------------------------------------------------
       1: p    S19.30 W07.44,   0.951,    138.57,     72.86,      16.58     2
       2: pu   S17.41 W15.52,   0.933,    275.14,    147.46,      35.86     2
       3: pu   S16.61 W38.92,   0.759,    590.34,    389.07,     139.47     1
       4: u  2 S16.98 W15.75,   0.934,     22.71,     12.16,       6.04     2
       5: u  3 S16.64 W38.92,   0.759,    218.71,    144.15,      91.53     1
     --------------------------------------------------------------------------
    * = False spots
     ----------------------------------------
           10^-6 disk 10^-6 hemis. -10^-6 B_t
     Region   ap_area   co_area    darkness
 
     North        0.00     0.00      0.00
 
     South     1004.05   609.38    191.90
 
     Whole     1004.05   609.38    191.90
 
     ----------------------------------------


     ***** Observed Group Parameters ***** 
     ---------------------------------------------------------------------
      No.   position    Carr.Lon.      f    center cos(t) ap_area  co_area
     ---------------------------------------------------------------------
       1: S16.62 W38.92, 343.75,       2,       0, 0.759,  590.34,  389.07
       2: S18.08 W12.15, 316.98,       3,       1, 0.943,  413.71,  220.32
     ---------------------------------------------------------------------


     *****   Relative Sunspot Numbers   ***** 
     ------------------------------------------
     Region     g           f         10*g + f 
     ------------------------------------------

     North      0           0           0

     South      2           5          25

     Whole      2           5          25

     ------------------------------------------

     Center     1           3          13


dark:pcg20201230_125717_00 flat:pcg20201230_125816_01